These figures belong to the named source and method. Historical costs are not current quotations. A value without its stage, material basis or measurement location is not a farm instruction.
| What is measured | Value and basis | Source and limitation |
|---|---|---|
| Button harvest cap size | 4-5 cm, veil closed | ICAR-DMR manual, 2011. The farmer folder says 3-4 cm; both insist on a closed veil. |
| Button pre-market chilling | 4 degrees C for 6-8 hours | ICAR-DMR manual, 2011. After grading and packing, before dispatch. |

